text: /** @jsx h */
  
  export default editor => editor.setNodeByKey(
      editor.value.startBlock.key, { type: 'title' })
  
  export const input = <value>
      <document>
          <section>
              <title>Section</title>
              <p>Paragraph</p>
              <p><cursor/>Para 1</p>
              <p>Para 2</p>
              <p>Para 3</p>
          </section>
      </document>
  </value>
  
  export const output = <value>
      <document>
          <section>
              <title>Section</title>
              <p>Paragraph</p>
          </section>
          <section>
              <title><cursor/>Para 1</title>
              <p>Para 2</p>
              <p>Para 3</p>
          </section>
      </document>
  </value>
  